The Basics
Presented with caliber L678, this watch from the Longines Master Collection features both a chronograph as well as a full calendar.
| Brand: | Longines |
| Family: | Master Collection |
| Reference: | L2.773.4.51.7 (aka: L27734517) |
| Name: | Master Collection Chronograph Calendar |
| Produced: | N/A |
| Limited: | No |
Below is a detailed look at Longines’s model L2.773.4.51.7 from Master Collection watch family, including the price, case details and movement features.
The Details
Longines’s Master Collection Chronograph Calendar (L2.773.4.51.7 (aka: L27734517)) was originally released in N/A. This watch features a automatic movement beating at a frequency of 28800 bph ( 4 Hz) to provide a 42-hour power reserve when fully wound.
The Case
The stainless steel case measures 42mm in diameter and roughly mm thick. The round case is paired with a black color dial with feuille-shaped hands, and a roman numerals hour markers and minute track, covered by a sapphire glass. Longines’s Master Collection model L2.773.4.51.7 is water resistant up to 30 meters (98 ft). A display caseback is over the back of the watch case.
| Material: | Stainless steel |
| Glass: | Sapphire |
| Back: | Display |
| Shape: | Round |
| Diameter: | 42mm |
| Height: | mm |
| Lug Width: | N/Amm |
| W/R: | 30 |
Case Diameter
Case Thickness
Lug Width
Water Resistance
The Movement
The Master Collection L2.773.4.51.7 movement is a powered by caliber L678 made by Longines. The 25-jewel automatic movement is 30mm in diameter. Its balance wheel oscillates at 28,800 semi-oscillations per hour or 4 Hz. This movement offers a 42-hour power reserve.
| Type: | Automatic |
| Brand: | Longines |
| Caliber: | L678 |
| Base: | ETA 7751 |
| Display: | Analog |
| Diameter: | 30mm |
| Jewels: | 25 |
| Reserve: | 42 hours |
| Frequency: | 28800 bph |
| Time: | Hours, Minutes, Small Seconds, Day / Night Indication |
| Chronograph: | Chronograph |
| Additionals: |
The Price
How much does the Longines’s Master Collection L2.773.4.51.7 cost? This watch was introduced in N/A and has been in Longines’s collection for around . This watch is not a limited release. As with most luxury watches, the price of depends on the availability and demand.
CURRENT PRICE: $2,980
For more information, visit Longines online.
Specifications:
- Brand: Longines
- Model: Master Collection Chronograph Calendar
- Reference Number: L2.773.4.51.7 (aka: L27734517)
- Limited: No
Case & Dial:
- Material: Stainless steel
- Glass: Sapphire
- Back: Display
- Diameter: 42
- Thickness:
- Lug Width: N/A
- Dial Color: Black
- Indexes: Roman Numerals and Feuille-shaped hands
- Water Resistance: 30 meters
Movement:
- Winding: Automatic
- Brand: Longines
- Caliber: L678
- Display: Analog
- Diameter: 30mm
- Jewels: 25
- Power Reserve: 42 hours
- Frequency: 28800 bph
- Functions: Hours, Minutes, Small Seconds, Day / Night Indication
About Longines
Augueste Agassiz founded Longines in 1832 in Saint-Imier, Switzerland. Now owned by the Swatch Group, the manufacture is best known for its aviator watches. Its Heritage Collection includes the Telemeter Chronograph, Heritage Retrograde, Column-Wheel Chronograph, and Heritage 1935. Longines is part of the Swatch Group group.
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